Baudline

Baudline: Free Digital Signal Analyzer & Spectrum Analyzer Software

Free and open source digital signal analyzer and spectrum analyzer software for Linux, Mac, and Windows, plotting real-time frequency, spectrum, spectrogram, signal scope, and persistence graphs for capturing and analyzing audio signals.

What is Baudline?

Baudline is a free, open source software digital signal analysis application for Linux, Mac OS X, and Windows. It can capture and analyze signals from analog devices, files, or network streams using audio APIs. Some of the key features include:

• Real-time spectrum analysis with a waterfall display showing frequency changes over time
• Oscilloscope, spectrogram, histogram, and persistence displays for in-depth audio analysis
• Customizable GUI with dockable graphs and configurable color themes
• Supports capturing and processing signals at sampling rates up to 192 kHz
• Can read and write WAV, AIFF, AU, MAT, and CSV files
• Scriptable via Python for automating analysis tasks
• A lightweight and high performance tool for tasks like ham radio operation, locating signal interference, verifying electronics designs, and more

With an intuitive interface and advanced measurement capabilities, Baudline is an excellent open source alternative to commercial digital signal analyzers for electronics hobbyists, engineers, ham radio operators, and audio production professionals looking to deeply analyze signals.

Baudline Features

Official Links